#include <iostream>

using namespace std;

int main() {
    int n;
    cin >> n;
    for (int i = 1; i <= n; i++) {
        for (int j = i; j <= n; j++) {
            cout << i << "*" << j << "=" << i * j;
            if (j != n) cout << "\t";
        }
        cout << endl;
    }
    return 0;   
}